#!/bin/bash
if [ -z $ERESSEA ] ; then
  ERESSEA=$HOME/eressea
  echo "The ERESSEA environment variable is not set. Assuming $ERESSEA."
fi
GAME=$1

upload() {
  SRC="$1"
  DST=$(basename "$SRC")
  echo put "$SRC" "$DST" | cadaver "https://dav.box.com/dav/Eressea/game-$GAME/"
}

if [ ! -d $ERESSEA/game-$GAME ]; then
  echo "No such game: game-$GAME."
  exit 1
fi
cd $ERESSEA/game-$GAME
TURN=$2
if [ -z $TURN ]; then
  TURN=$(cat turn)
fi
if [ ! -e data/$TURN.dat ]; then
  echo "No data for turn $TURN in game $GAME."
  exit 2
fi
if [ ! -d backup ] ; then
  echo "creating missing backup directory for game $GAME."
  mkdir -p ~/backup/eressea/game-$GAME
  ln -sf ~/backup/eressea/game-$GAME backup
fi

if [ -e reports/reports.txt ] ; then
  echo "backup reports $TURN, game $GAME"
  tar cjf backup/$TURN-reports.tar.bz2 reports eressea.db
  upload backup/$TURN-reports.tar.bz2
fi
files="data/$TURN.dat parteien.full parteien"
if [ -e orders.$TURN ]; then
files="$files orders.$TURN"
fi
echo "backup turn $TURN, game $GAME, files: $files"
tar cjf backup/$TURN.tar.bz2 $files
upload backup/$TURN.tar.bz2